$209 Cheap Delta flights Salt Lake City (SLC) to Helena (HLN)

Use the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines return flights from $319 from SLC to HLN. Affordable one-way tickets from $209 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find cheap Delta Air Lines fares from Salt Lake City Intl. Airport (SLC) to Helena Regional Airport (HLN), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first flight from SLC to HLN with Delta Air Lines departs at 11:05AM UTC-7. You'll touch down at 12:50PM UTC-7. The final Delta Air Lines flight of the day takes off at 9:18PM UTC-7 and arrives at 10:54PM UTC-7. With 20% fewer cancellations for departures before midday, setting off early is typically the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is the leading choice for many travelers heading from SLC to HLN. Plus, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.